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4 Al + 3 O2 = 2 Al2O3
MoO3 + Na2Co3 + H2O2 = Na2MoO4 + Co2 + H2O =>
2 MoO3 + 2 Na2Co3 + 2 H2O2 = 2 Na2MoO4 + 3 Co2 + 2 H2O
FeCl3 + NaI = FeCl2 + NaCl + I2 =>
2 FeCl3 + 2 NaI = 2 FeCl2 + 2 NaCl + I2
KI + H2SO4 = I2 + SO2 + K2SO4 + H2O =>
2 KI + 2 H2SO4 = I2 + SO2 + K2SO4 + 2 H2O
CH3NH2 + H2O = CH3NH3 + OH =>
CH3NH2 + H2O = CH3NH3 + OH
CH3CH2OH + K2Cr2O7 + H2SO4(aq) = CH3COOH + Cr2(SO4)3 + KSO4 + H2O =>
CH3CH2OH + K2Cr2O7 + 5 H2SO4(aq) = CH3COOH + Cr2(SO4)3 + 2 KSO4 + 6 H2O
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
C2H4O + KMnO4 + KOH = C2H3O2K + K2MnO4 + H2O =>
C2H4O + 2 KMnO4 + 3 KOH = C2H3O2K + 2 K2MnO4 + 2 H2O
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
NH4Cl + H2O = H3O + NH3 + Cl =>
NH4Cl + H2O = H3O + NH3 + Cl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
ZnS + HCl = H2S + ZnCl2 =>
ZnS + 2 HCl = H2S + ZnCl2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + NaNO3 =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + 2 NaNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
Ca(NO3)2 + NaOH = Ca(OH)2 + NaNO3 =>
Ca(NO3)2 + 2 NaOH = Ca(OH)2 + 2 NaNO3
Ca + C + O2 = CaCO3 =>
2 Ca + 2 C + 3 O2 = 2 CaCO3
K2MnO4 + H2O = MnO2 + KOH + O2 =>
2 K2MnO4 + 2 H2O = 2 MnO2 + 4 KOH + O2
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
FeS + O2 = Fe2O3 + S8 =>
8 FeS + 6 O2 = 4 Fe2O3 + S8
KMnO4 + H2O = MnO2 + KOH + O2 =>
4 KMnO4 + 2 H2O = 4 MnO2 + 4 KOH + 3 O2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Al(OH)3 + K2HPO4 = AlPO4 + H2O + K(OH) =>
Al(OH)3 + K2HPO4 = AlPO4 + H2O + 2 K(OH)
CrNO3 + ZnCl = ZnNO3 + CrCl =>
CrNO3 + ZnCl = ZnNO3 + CrCl
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C3H7OH + HCL = C3H7CL + H2O =>
C3H7OH + HCL = C3H7CL + H2O
AgCl + NaOH = AgOH + NaCl =>
AgCl + NaOH = AgOH + NaCl
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
KOH + HNO3 = KNO3 + H2O =>
KOH + HNO3 = KNO3 + H2O
C11H24 + O2 = H2O + CO2 =>
C11H24 + 17 O2 = 12 H2O + 11 CO2
HgCl2 + KI = HgI2 + KCl =>
HgCl2 + 2 KI = HgI2 + 2 KCl
Ce(NO3)3 + NH4OH = NH4NO3 + Ce(OH)3 =>
Ce(NO3)3 + 3 NH4OH = 3 NH4NO3 + Ce(OH)3
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
(CH3(CH2)6CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)6CH3) + 25 O2 = 16 CO2 + 18 H2O
B2O3 = B + O =>
B2O3 = 2 B + 3 O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NH4OH + HBR = H2O + NH4BR =>
NH4OH + HBR = H2O + NH4BR
SiO2 = Si + O =>
SiO2 = Si + 2 O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Al + S8 = Al3S2 =>
12 Al + S8 = 4 Al3S2
NACL + H2O = NAOH + CL + H =>
NACL + H2O = NAOH + CL + H
CU + HNO3 = CU(NO3)2 + NO + H2O =>
3 CU + 8 HNO3 = 3 CU(NO3)2 + 2 NO + 4 H2O
C2H4 + O2 = CO2 + H20 =>
5 C2H4 + 10 O2 = 10 CO2 + H20
Zn + H2SO4 = ZnSO4 + S + H2O =>
3 Zn + 4 H2SO4 = 3 ZnSO4 + S + 4 H2O
Na3PO4(ac) + BaCl2(ac) = Ba3(PO4)2(s) + NaCl(ac) =>
2 Na3PO4(ac) + 3 BaCl2(ac) = Ba3(PO4)2(s) + 6 NaCl(ac)
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